> There is definitely some issue doing proxying. At some point, the
> connection to the back end appears to go bad. The request from the browser
> to nginx just spins and spins. This occurs against (ahem...) IIS6 and also
> against the Cassini local visual studio development environment exhibits
> this behavior. I will try this from a linux host to see if I can reproduce
> the issue there. The issue I'm experiencing seems to be very much the same
> as in the other topic I referenced above.

The issue in a topic you've referenced is wrong address used in
proxying. See http://trac.nginx.org/nginx/ticket/496 for detailed
explanation.